feat(render): draw passes

1 files changed, 35 insertions, 0 deletions

diff --git a/stockton-render/src/draw/builders/shader.rs b/stockton-render/src/draw/builders/shader.rs
new file mode 100644
index 0000000..fde185d
--- /dev/null
+++ b/stockton-render/src/draw/builders/shader.rs
@@ -0,0 +1,35 @@
+use crate::types::*;
+
+use anyhow::{Context, Result};
+use hal::pso::Specialization;
+use shaderc::{Compiler, ShaderKind};
+
+#[derive(Debug, Clone)]
+pub struct ShaderDesc {
+    pub source: String,
+    pub entry: String,
+    pub kind: ShaderKind,
+}
+
+impl ShaderDesc {
+    pub fn compile(&self, compiler: &mut Compiler, device: &mut DeviceT) -> Result<ShaderModuleT> {
+        let artifact = compiler
+            .compile_into_spirv(&self.source, self.kind, "shader", &self.entry, None)
+            .context("Shader compilation failed")?;
+
+        // Make into shader module
+        Ok(unsafe {
+            device
+                .create_shader_module(artifact.as_binary())
+                .context("Shader module creation failed")?
+        })
+    }
+
+    pub fn as_entry<'a>(&'a self, module: &'a ShaderModuleT) -> EntryPoint<'a> {
+        EntryPoint {
+            entry: &self.entry,
+            module,
+            specialization: Specialization::default(),
+        }
+    }
+}